{"product_id":"mastr-mix-sterile-mushroom-bulk-substrate","title":"'Mastr Mix' Sterile Soyhull \u0026 Hardwood Bulk Substrate","description":"\u003cp\u003eOur premium sterilized ‘Mastr Mix’ contains a blend of hardwood sawdust, non-GMO soyhulls, and select substrate amendments. This proprietary blend is formulated for higher yields and has a pleasant, leafy, deep veggie aroma (thanks to the premium soyhulls used in our recipe).\u003c\/p\u003e\n\u003cp\u003eAfter more than a year of development, the result is a product with a better nutritional profile for a faster mycelial run (and even better yields than the original mix mushroom growers have come to love!) ‘Mastr Mix’ is an ideal bulk substrate for use with any of our \u003ca href=\"https:\/\/northspore.com\/collections\/grain-spawn\" data-cke-saved-href=\"https:\/\/northspore.com\/collections\/grain-spawn\"\u003egrain spawn\u003c\/a\u003e strains.\u003c\/p\u003e\n\u003cp\u003eThis bulk substrate is ideal for fruiting straight from the bag in a controlled environment (like a \u003ca href=\"https:\/\/northspore.com\/collections\/martha-tents-supplies\" data-cke-saved-href=\"https:\/\/northspore.com\/collections\/martha-tents-supplies\"\u003emartha tent\u003c\/a\u003e or \u003ca href=\"https:\/\/northspore.com\/collections\/monotubs\" data-cke-saved-href=\"https:\/\/northspore.com\/collections\/monotubs\"\u003emonotub\u003c\/a\u003e).\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eMoisture content: Each bag is optimally hydrated for fast colonization times and top yields.\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow to use:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFor 3 lb. bag of inoculated grain spawn - we recommend 8-12 bags of Mastr Mix\u003c\/li\u003e\n\u003cli\u003eFor 6 lb. bag of inoculated grain spawn - we recommend 16-24 bags of Mastr Mix\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003e(Higher inoculation rates may improve colonization times and yield.)\u003c\/em\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003c!----\u003e","brand":"North Spore","offers":[{"title":"Default Title","offer_id":41485990428774,"sku":"EQUIP-MASTRMIX-5LB","price":24.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2418\/8179\/files\/sterile-substrate-mastr-mix-sterile-soyhull-hardwood-bulk-substrate-1202701281.png?v=1762215888","url":"https:\/\/northspore.com\/fr\/products\/mastr-mix-sterile-mushroom-bulk-substrate","provider":"North Spore","version":"1.0","type":"link"}